Home / 35,815.98-53,723.90-9,520.72

Finding the Fourth Proportional to 35,815.98, 53,723.90 and 9,520.72

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Solution

The fourth proportional to 35,815.98, 53,723.90 and 9,520.72 is: 14,281.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,815.98 : 53,723.90 = 9,520.72 : x
  2. Step 2: Convert to fraction form
    35,815.98/53,723.90 = 9,520.72/x
  3. Step 3: Cross multiply
    35,815.98x = 53,723.90 × 9,520.72
  4. Step 4: Simplify right side
    35,815.98x = 511,490,209.21
  5. Step 5: Solve for x
    x = 511,490,209.21/35,815.98
  6. Step 6: Final answer
    x = 14,281.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.